[PATCH] D96823: [AMDGPU] Mark SMRD atomics

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added a comment.

In D96823#2567703 <https://reviews.llvm.org/D96823#2567703>, @foad wrote:

>> At the moment it is NFC
>
> Doesn't this mean that SITargetLowering::AdjustInstrPostInstrSelection will start optimizing the ret form to the noret form?

I don't think selecting the scalar atomics was ever supported


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